Kothari, C. R. Research Methodology: methods and techniques / - 5th ed. - New Delhi : New Age International Publishers, 2024 - xix, 464 p. : col. ill. ; 24 cm. ISBN: 9789389802559 Rs. 499.00 Subjects--Topical Terms: Research--Methodology--Textbooks Dewey Class. No.: 001.42 / K8486